Created
January 15, 2018 01:52
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Hidden third parameter to main
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| #include<stdio.h> | |
| int main(int argc, char** argv, char** env) | |
| { | |
| int i = 0; | |
| while(env[i] != 0) | |
| { | |
| printf("%s\n", env[i++]); | |
| } | |
| return(0); | |
| } |
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libc pass the environment as a third parameter to main on Linux and possibly other systems.